The axle clip opens and closes to allow quick changing of wheels while keeping them secure when in the locked position. Comes with 7mm axles.

Works with Sure-Grip plates like Sure-Grip Century, Probe, Rock, Competitor, Super X or Jogger. May work with other plates that have a standard rubber pivot as well. Axle measures 4" in length. 7mm (9/32") diameter wheel axles.